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Tropical Storm ISIS


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TROPICAL STORM ISIS FORECAST/ADVISORY NUMBER  22
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP122004
1500Z MON SEP 13 2004
 
TROPICAL STORM CENTER LOCATED NEAR 17.3N 127.3W AT 13/1500Z
POSITION ACCURATE WITHIN  50 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 270 DEGREES AT   8 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1000 MB
MAX SUSTAINED WINDS  45 KT WITH GUSTS TO  55 KT.
34 KT.......  0NE  40SE  80SW  40NW.
12 FT SEAS.. 60NE  60SE  60SW  60NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 17.3N 127.3W AT 13/1500Z
AT 13/1200Z CENTER WAS LOCATED NEAR 17.3N 126.9W
 
FORECAST VALID 14/0000Z 17.3N 128.5W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...  0NE  40SE  70SW  40NW.
 
FORECAST VALID 14/1200Z 17.3N 129.8W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT...  0NE  20SE  20SW  20NW.
34 KT...  0NE  50SE  50SW  50NW.
 
FORECAST VALID 15/0000Z 17.3N 130.8W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT...  0NE  20SE  20SW  20NW.
34 KT...  0NE  50SE  50SW  50NW.
 
FORECAST VALID 15/1200Z 17.4N 131.2W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 20NE  20SE  20SW  20NW.
34 KT... 50NE  50SE  50SW  50NW.
 
FORECAST VALID 16/1200Z 17.5N 131.5W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 20NE  20SE  20SW  20NW.
34 KT... 50NE  50SE  50SW  50NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 250 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 17/1200Z 17.5N 132.0W
MAX WIND  50 KT...GUSTS  60 KT.
 
OUTLOOK VALID 18/1200Z 18.0N 132.5W
MAX WIND  50 KT...GUSTS  60 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 17.3N 127.3W
 
NEXT ADVISORY AT 13/2100Z
 
FORECASTER ROBERTS/FRANKLIN
 
 
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